Mar 3 Vladimir III Rurikovich, Grand Prince of Kiev (b. 1187) Mar 20 Hermann von Salza, Grand Master of the Teutonic Knights (c. 1179) Mar 28 Go-Toba, 82nd Emperor of Japan, dies at 58 1238 Famous Deaths by Year 1240 Famous People by Cause of Death Assassination Car Crash Hanging Killed in Action Plane Crash Poisoning